Based on fossil evidence, about how long ago did the first single-celled life form appear on Earth?O 130 million years ago O 1.5 billion years ago O 2.5 billion years ago O 4.1 billion years ago

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asked Oct 1, 2023 231k views

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Based on fossil evidence, about how long ago did the

first single-celled life form appear on Earth?O 130 million years ago
O 1.5 billion years ago
O
2.5 billion years ago
O
4.1 billion years ago

Physics
high-school

Aybek Can Kaya asked

by Aybek Can Kaya

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Answer:

4.1 billion

Step-by-step explanation:

Steaphann answered Oct 6, 2023

by Steaphann

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